Question

How did nationalism play a role in sparking World War I

Answer 1

Each country had pride in their own country, creating feelings of superiority.

Answer 2

Slavs ruled by Austria-Hungary wanted their own country.

Step-by-step explanation:

Slavs, many of whom were living in lands ruled by Austria-Hungary, it took the form of a political movement calling for their own country. The movement was concentrated in the Balkans region, so nationalist tension there was especially high.